Condensed Consolidated Statements of Stockholders' Equity (Unaudited) (Parentheticals) - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Dividends and dividend equivalents declared per share (in dollars per share)	$ 1.00	$ 0.75	$ 2.00	$ 1.50